<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
</head>
<body>
<div class="sourceContainer">
<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Copyright (c) 2004-2011 QOS.ch<a name="line.2"></a>
<span class="sourceLineNo">003</span> * All rights reserved.<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * Permission is hereby granted, free  of charge, to any person obtaining<a name="line.5"></a>
<span class="sourceLineNo">006</span> * a  copy  of this  software  and  associated  documentation files  (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "Software"), to  deal in  the Software without  restriction, including<a name="line.7"></a>
<span class="sourceLineNo">008</span> * without limitation  the rights to  use, copy, modify,  merge, publish,<a name="line.8"></a>
<span class="sourceLineNo">009</span> * distribute,  sublicense, and/or sell  copies of  the Software,  and to<a name="line.9"></a>
<span class="sourceLineNo">010</span> * permit persons to whom the Software  is furnished to do so, subject to<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the following conditions:<a name="line.11"></a>
<span class="sourceLineNo">012</span> *<a name="line.12"></a>
<span class="sourceLineNo">013</span> * The  above  copyright  notice  and  this permission  notice  shall  be<a name="line.13"></a>
<span class="sourceLineNo">014</span> * included in all copies or substantial portions of the Software.<a name="line.14"></a>
<span class="sourceLineNo">015</span> *<a name="line.15"></a>
<span class="sourceLineNo">016</span> * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,<a name="line.16"></a>
<span class="sourceLineNo">017</span> * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF<a name="line.17"></a>
<span class="sourceLineNo">018</span> * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND<a name="line.18"></a>
<span class="sourceLineNo">019</span> * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE<a name="line.19"></a>
<span class="sourceLineNo">020</span> * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION<a name="line.20"></a>
<span class="sourceLineNo">021</span> * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION<a name="line.21"></a>
<span class="sourceLineNo">022</span> * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> */<a name="line.24"></a>
<span class="sourceLineNo">025</span>package org.slf4j;<a name="line.25"></a>
<span class="sourceLineNo">026</span><a name="line.26"></a>
<span class="sourceLineNo">027</span>import static org.junit.Assert.assertEquals;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import static org.junit.Assert.assertTrue;<a name="line.28"></a>
<span class="sourceLineNo">029</span><a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.io.ByteArrayOutputStream;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.io.PrintStream;<a name="line.31"></a>
<span class="sourceLineNo">032</span><a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.junit.After;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.junit.Before;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.junit.Test;<a name="line.35"></a>
<span class="sourceLineNo">036</span><a name="line.36"></a>
<span class="sourceLineNo">037</span>/**<a name="line.37"></a>
<span class="sourceLineNo">038</span> * Tests that detecting logger name mismatches works and doesn't cause problems<a name="line.38"></a>
<span class="sourceLineNo">039</span> * or trigger if disabled.<a name="line.39"></a>
<span class="sourceLineNo">040</span> * &lt;p&gt;<a name="line.40"></a>
<span class="sourceLineNo">041</span> * This test can't live inside slf4j-api because the NOP Logger doesn't<a name="line.41"></a>
<span class="sourceLineNo">042</span> * remember its name.<a name="line.42"></a>
<span class="sourceLineNo">043</span> *<a name="line.43"></a>
<span class="sourceLineNo">044</span> * @author Alexander Dorokhine<a name="line.44"></a>
<span class="sourceLineNo">045</span> * @author Ceki G&amp;uuml;lc&amp;uuml;<a name="line.45"></a>
<span class="sourceLineNo">046</span> */<a name="line.46"></a>
<span class="sourceLineNo">047</span>public class DetectLoggerNameMismatchTest {<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span>    private static final String MISMATCH_STRING = "Detected logger name mismatch";<a name="line.49"></a>
<span class="sourceLineNo">050</span><a name="line.50"></a>
<span class="sourceLineNo">051</span>    private final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();<a name="line.51"></a>
<span class="sourceLineNo">052</span>    private final PrintStream oldErr = System.err;<a name="line.52"></a>
<span class="sourceLineNo">053</span><a name="line.53"></a>
<span class="sourceLineNo">054</span>    @Before<a name="line.54"></a>
<span class="sourceLineNo">055</span>    public void setUp() {<a name="line.55"></a>
<span class="sourceLineNo">056</span>        System.setErr(new PrintStream(byteArrayOutputStream));<a name="line.56"></a>
<span class="sourceLineNo">057</span>    }<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span>    @After<a name="line.59"></a>
<span class="sourceLineNo">060</span>    public void tearDown() {<a name="line.60"></a>
<span class="sourceLineNo">061</span>        setTrialEnabled(false);<a name="line.61"></a>
<span class="sourceLineNo">062</span>        System.setErr(oldErr);<a name="line.62"></a>
<span class="sourceLineNo">063</span>    }<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span>    /*<a name="line.65"></a>
<span class="sourceLineNo">066</span>     * Pass in the wrong class to the Logger with the check disabled, and make sure there are no errors.<a name="line.66"></a>
<span class="sourceLineNo">067</span>     */<a name="line.67"></a>
<span class="sourceLineNo">068</span>    @Test<a name="line.68"></a>
<span class="sourceLineNo">069</span>    public void testNoTriggerWithoutProperty() {<a name="line.69"></a>
<span class="sourceLineNo">070</span>        setTrialEnabled(false);<a name="line.70"></a>
<span class="sourceLineNo">071</span>        Logger logger = LoggerFactory.getLogger(String.class);<a name="line.71"></a>
<span class="sourceLineNo">072</span>        assertEquals("java.lang.String", logger.getName());<a name="line.72"></a>
<span class="sourceLineNo">073</span>        assertMismatchDetected(false);<a name="line.73"></a>
<span class="sourceLineNo">074</span>    }<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
<span class="sourceLineNo">076</span>    /*<a name="line.76"></a>
<span class="sourceLineNo">077</span>     * Pass in the wrong class to the Logger with the check enabled, and make sure there ARE errors.<a name="line.77"></a>
<span class="sourceLineNo">078</span>     */<a name="line.78"></a>
<span class="sourceLineNo">079</span>    @Test<a name="line.79"></a>
<span class="sourceLineNo">080</span>    public void testTriggerWithProperty() {<a name="line.80"></a>
<span class="sourceLineNo">081</span>        setTrialEnabled(true);<a name="line.81"></a>
<span class="sourceLineNo">082</span>        LoggerFactory.getLogger(String.class);<a name="line.82"></a>
<span class="sourceLineNo">083</span>        String s = String.valueOf(byteArrayOutputStream);<a name="line.83"></a>
<span class="sourceLineNo">084</span>        assertMismatchDetected(true);<a name="line.84"></a>
<span class="sourceLineNo">085</span>    }<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span>    /*<a name="line.87"></a>
<span class="sourceLineNo">088</span>     * Checks the whole error message to ensure all the names show up correctly.<a name="line.88"></a>
<span class="sourceLineNo">089</span>     */<a name="line.89"></a>
<span class="sourceLineNo">090</span>    @Test<a name="line.90"></a>
<span class="sourceLineNo">091</span>    public void testTriggerWholeMessage() {<a name="line.91"></a>
<span class="sourceLineNo">092</span>        setTrialEnabled(true);<a name="line.92"></a>
<span class="sourceLineNo">093</span>        LoggerFactory.getLogger(String.class);<a name="line.93"></a>
<span class="sourceLineNo">094</span>        boolean success = String.valueOf(byteArrayOutputStream).contains(<a name="line.94"></a>
<span class="sourceLineNo">095</span>                        "Detected logger name mismatch. Given name: \"java.lang.String\"; " + "computed name: \"org.slf4j.DetectLoggerNameMismatchTest\".");<a name="line.95"></a>
<span class="sourceLineNo">096</span>        assertTrue("Actual value of byteArrayOutputStream: " + String.valueOf(byteArrayOutputStream), success);<a name="line.96"></a>
<span class="sourceLineNo">097</span>    }<a name="line.97"></a>
<span class="sourceLineNo">098</span><a name="line.98"></a>
<span class="sourceLineNo">099</span>    /*<a name="line.99"></a>
<span class="sourceLineNo">100</span>     * Checks that there are no errors with the check enabled if the class matches.<a name="line.100"></a>
<span class="sourceLineNo">101</span>     */<a name="line.101"></a>
<span class="sourceLineNo">102</span>    @Test<a name="line.102"></a>
<span class="sourceLineNo">103</span>    public void testPassIfMatch() {<a name="line.103"></a>
<span class="sourceLineNo">104</span>        setTrialEnabled(true);<a name="line.104"></a>
<span class="sourceLineNo">105</span>        Logger logger = LoggerFactory.getLogger(DetectLoggerNameMismatchTest.class);<a name="line.105"></a>
<span class="sourceLineNo">106</span>        assertEquals("org.slf4j.DetectLoggerNameMismatchTest", logger.getName());<a name="line.106"></a>
<span class="sourceLineNo">107</span>        assertMismatchDetected(false);<a name="line.107"></a>
<span class="sourceLineNo">108</span>    }<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span>    private void assertMismatchDetected(boolean mismatchDetected) {<a name="line.110"></a>
<span class="sourceLineNo">111</span>        assertEquals(mismatchDetected, String.valueOf(byteArrayOutputStream).contains(MISMATCH_STRING));<a name="line.111"></a>
<span class="sourceLineNo">112</span>    }<a name="line.112"></a>
<span class="sourceLineNo">113</span><a name="line.113"></a>
<span class="sourceLineNo">114</span>    @Test<a name="line.114"></a>
<span class="sourceLineNo">115</span>    public void verifyLoggerDefinedInBaseWithOverridenGetClassMethod() {<a name="line.115"></a>
<span class="sourceLineNo">116</span>        setTrialEnabled(true);<a name="line.116"></a>
<span class="sourceLineNo">117</span>        Square square = new Square();<a name="line.117"></a>
<span class="sourceLineNo">118</span>        assertEquals("org.slf4j.Square", square.logger.getName());<a name="line.118"></a>
<span class="sourceLineNo">119</span>        assertMismatchDetected(false);<a name="line.119"></a>
<span class="sourceLineNo">120</span>    }<a name="line.120"></a>
<span class="sourceLineNo">121</span><a name="line.121"></a>
<span class="sourceLineNo">122</span>    private static void setTrialEnabled(boolean enabled) {<a name="line.122"></a>
<span class="sourceLineNo">123</span>        // The system property is read into a static variable at initialization time<a name="line.123"></a>
<span class="sourceLineNo">124</span>        // so we cannot just reset the system property to test this feature.<a name="line.124"></a>
<span class="sourceLineNo">125</span>        // Therefore we set the variable directly.<a name="line.125"></a>
<span class="sourceLineNo">126</span>        LoggerFactory.DETECT_LOGGER_NAME_MISMATCH = enabled;<a name="line.126"></a>
<span class="sourceLineNo">127</span>    }<a name="line.127"></a>
<span class="sourceLineNo">128</span>}<a name="line.128"></a>
<span class="sourceLineNo">129</span><a name="line.129"></a>
<span class="sourceLineNo">130</span>// Used for testing that inheritance is ignored by the checker.<a name="line.130"></a>
<span class="sourceLineNo">131</span>class ShapeBase {<a name="line.131"></a>
<span class="sourceLineNo">132</span>    public Logger logger = LoggerFactory.getLogger(getClass());<a name="line.132"></a>
<span class="sourceLineNo">133</span>}<a name="line.133"></a>
<span class="sourceLineNo">134</span><a name="line.134"></a>
<span class="sourceLineNo">135</span>class Square extends ShapeBase {<a name="line.135"></a>
<span class="sourceLineNo">136</span>}<a name="line.136"></a>




























































</pre>
</div>
</body>
</html>
